Are you getting this in your EventLog ?

Event Type: Error
Event Source: HotFixInstaller
Event Category: None
Event ID: 5000
Date:  9/04/2010
Time:  14:29:56
User:  N/A
Computer: <removed>
Description:
EventType visualstudio8setup, P1 microsoft .net framework 2.0-kb974417, P2 1033, P3 1642, P4 msi, P5 f, P6 9.0.40302.0, P7 install, P8 x86, P9 w2k3r2, P10 0.

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